Beamsplitter Plate

Material: BK7 Grade A Optical Glass
            Dimension Tolerance: +/- 0.2mm
            Thickness Tolerance: +/- 0.2mm
            Flatness: L /4 @ 632.8 nm per 25mm
            Surface Quality: 60/40 scratch and dig
            Parallelism: 1 arc minute
            T/R:
            50/50 +/- 5%, for natrual light
            T=(Ts+Tp)/2, R=(Rs+Rp)/2
            Coatings: (Incidence angle: 45 degree)
            S1: Single wavelength partial reflectance
            S2: "V" AR-coatings

Wavelength(nm)

488, 514.5, 532, 632.8,   635, 670, 780, 850, 980, 1064, 1300, 1550

Material: BK7 Grade A Optical Glass
            Dimension Tolerance: +/- 0.2mm
            Thickness Tolerance: +/- 0.2mm
            Flatness:L /4 @ 632.8 nm per 25mm
            Surface Quality: 60/40 scratch and dig
            Parallelism: 1 arc minute
            T/R:
            50/50 +/- 5%, for natrual light
            T=(Ts+Tp)/2, R=(Rs+Rp)/2
            Coatings: (Incidence angle: 45 degree)
            S1: Broadband partial reflectance
            S2: BBAR-coatings

Wavelength(nm)

450-650

650-900

900-1200

1200-1550